flex: unnamed-faq-85
unnamed-faq-85
==============
To: Henric Jungheim <junghelh@pe-nelson.com>
Subject: Re: flex 2.5.4a
In-reply-to: Your message of Tue, 27 Oct 1998 16:41:42 PST.
Date: Tue, 27 Oct 1998 16:50:14 PST
From: Vern Paxson <vern>
> This brings up a feature request: How about a command line
> option to specify the filename when reading from stdin? That way one
> doesn't need to create a temporary file in order to get the "#line"
> directives to make sense.
Use -o combined with -t (per the man page description of -o).
> P.S., Is there any simple way to use non-blocking IO to parse multiple
> streams?
Simple, no.
One approach might be to return a magic character on EWOULDBLOCK and
have a rule
.*<magic-character> // put back .*, eat magic character
This is off the top of my head, not sure it'll work.
Vern
Info Catalog
flex: unnamed-faq-84
flex: FAQ
flex: unnamed-faq-86